I don't want to get into too many specifics
Why not? Gotta wait till the official ability reveal?
She plays around it a little like Wind Wall, protecting her from enemies outside it, but if they cross the threshold, they're in there with her able to fight.
That seems more like Xins ult than wind wall.
Is there a plan in place for if it becomes an issue? I'd be more willing to be optimistic if I knew we wouldn't have to wait months for it to be taken care of if it turns out to be an issue.